Toothbrush



FIG. 1 is a left side perspective view of a toothbrush showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines in the drawing are for illustrative purposes only and do not form part of the claimed design. 

The ornamental design for a toothbrush, as shown and described. 